LT Lithium Tantalate (LiTaO3) Crystal 2inch/3inch/4inch/6inch Orientaiton Y-42°/36°/108° Ubunini 250-500um

Ibisobanuro bigufi:

Uduce twa LiTaO₃ tugize sisitemu y'ingenzi y'ibikoresho bya piezoelectric na ferroelectric, tugaragaza imiterere idasanzwe ya piezoelectric, ubushyuhe buhamye, n'imiterere y'urumuri, bigatuma tuba ingenzi cyane mu kuyungurura umuraba w'ubuso (SAW), resonators za bulk acoustic wave (BAW), modulators za optique, na infrared detectors. XKH yihariye mu bushakashatsi no mu mikorere ya LiTaO₃ wafer nziza, ikoresha uburyo bwa Czochralski (CZ) crystal growth na liquid phase epitaxy (LPE) kugira ngo habeho crystalline homogeneity nziza hamwe n'ubucucike bw'ibisebe <100/cm².

XKH itanga utubumbe twa LiTaO₃ twa santimetero 3, santimetero 4, na santimetero 6 dufite imiterere myinshi ya crystallographic (X-cut, Y-cut, Z-cut), dushyigikira uburyo bwa doping (Mg, Zn) n'uburyo bwo gupima kugira ngo huzuzwe ibisabwa byihariye. Ingano ya dielectric y'ibikoresho (ε~40-50), coefficient ya piezoelectric (d₃₃~8-10 pC/N), n'ubushyuhe bwa Curie (~600°C) ni byo bituma LiTaO₃ iba substrate ikunzwe cyane mu kuyungurura ibyuma bifite frequency nyinshi n'ibikoresho bipima neza.

Inganda zacu zikora mu buryo burambuye zikubiyemo gukura kwa kristu, gushushanya, gusiga irangi no gushyiramo filime nto, hamwe n'ubushobozi bwo gukora buri kwezi bwa wafers zirenga 3.000 zikoreshwa mu itumanaho rya 5G, ibikoresho by'ikoranabuhanga, fotoniki, n'inganda zo kurinda. Dutanga inama zuzuye za tekiniki, ingero z'icyitegererezo, na serivisi zo gushushanya ku gipimo gito kugira ngo dutange ibisubizo byiza bya LiTaO₃.

Ohereza imeri kuri twe

Ibiranga

Ibipimo bya tekiniki

Izina	LiTaO3 yo mu rwego rwo hejuru	Urwego rw'amajwi LiTaO3
Axial	Z yaciwe + / - 0.2 °	36 ° Y igabanyije / 42 ° Y igabanyije / X igabanyije(+ / - 0.2 °)
Ingano	76.2mm + / - 0.3mm/100±0.2mm	76.2mm + /-0.3mm100mm + /-0.3mm 0r 150±0.5mm
Indege y'amadatum	22mm + / - 2mm	22mm + /-2mm32mm + /-2mm
Ubunini	500um + /-5mm1000um + /-5mm	500um + /-20mm350um + /-20mm
Televiziyo ya TV	≤ 10um	≤ 10um
Ubushyuhe bwa Curie	605 °C + / - 0.7 °C (uburyo bwa DTA)	605 °C + / -3 °C (uburyo bwa DTA
Ubwiza bw'ubuso	Gusukura impande ebyiri	Gusukura impande ebyiri
Impande zifite imigozi	kuzenguruka impande	kuzenguruka impande

Ibiranga by'ingenzi

1. Imiterere ya Crystal n'imikorere y'amashanyarazi

· Guhagarara neza kwa Crystallographic: 100% 4H-SiC polytype dominance, nta na kimwe gikozwe muri crystalline inclusions (urugero, 6H/15R), hamwe na XRD rocking curve yuzuye ubugari kuri kimwe cya kabiri ntarengwa (FWHM) ≤32.7 arcsec.
· Uburyo bwo gutwara ibintu bwinshi: Uburyo bwo kugenda bwa electron bwa cm² 5,400/V·s (4H-SiC) n'uburyo bwo kugenda bw'umwobo bwa cm² 380/V·s, bituma ibikoresho bikoreshwa mu buryo bwo hejuru bishyirwaho.
·Ubukomere bw'imirasire: Ihangana n'imirasire ya neutron ya MeV 1 ifite urwego rwo kwangirika kwa displacement rwa 1×10¹⁵ n/cm², ikaba ari nziza cyane mu bikoresho by'indege n'ibikoresho bya kirimbuzi.

2. Imiterere y'ubushyuhe n'iy'imashini

· Ubushobozi budasanzwe bwo gutwara ubushyuhe: 4.9 W/cm·K (4H-SiC), inshuro eshatu kurusha silicon, ishyigikira imikorere iri hejuru ya 200°C.
· Koreji yo Kwagura Ubushyuhe Buke: CTE ya 4.0×10⁻⁶/K (25–1000°C), igenzura ko ihuye n'ibipfunyika bishingiye kuri silikoni kandi ikagabanya umuvuduko w'ubushyuhe.

3. Kugenzura no gutunganya neza inenge
Ese?
· Ubucucike bwa micropipe: <0.3 cm⁻² (wafers za santimetero 8), ubucucike bwa dislocation <1,000 cm⁻² (byemejwe binyuze mu gushushanya KOH).
· Ubwiza bw'ubuso: CMP-yahinduwe kugeza kuri Ra <0.2 nm, yujuje ibisabwa ku buryo bwo kugorora bwa EUV.

Porogaramu z'ingenzi

Urubuga	Ingero z'ikoreshwa	Ibyiza bya tekiniki
Itumanaho ry'amajwi	module za laser za 100G/400G, silicon photonics hybrid modules	InP seed substrates ituma habaho direct bandgap (1.34 eV) na Si-based heteroepitaxy, bigabanya igihombo cyo guhuza optical.
Imodoka nshya zikoresha ingufu	Inverters za 800V zifite voltage nyinshi, chargers ziri mu bwato (OBC)	Ibyuma bya 4H-SiC bihangana na >1.200 V, bigabanya igihombo cyo gutwara umuvuduko ku kigero cya 50% n'ingano ya sisitemu ku kigero cya 40%.
Itumanaho rya 5G	Ibikoresho bya RF bya millimeter-wave (PA/LNA), amplifier y'amashanyarazi ya sitasiyo y'ibanze	Uduce duto twa SiC dukingira umuriro (resistivity >10⁵ Ω·cm) dutuma habaho integration ya passive ya frequency yo hejuru (60 GHz+).
Ibikoresho by'inganda	Ibikoresho bipima ubushyuhe bwinshi, transformateur z'amashanyarazi, moniteur za nucleus	InSb seed substrates (0.17 eV bandgap) itanga ubushobozi bwo kugaragaza imbaraga za rukuruzi kugeza kuri 300% @ 10 T.

LiTaO₃ Wafers - Ibiranga by'ingenzi

1. Imikorere myiza ya Piezoelectric

· Ibipimo by'amashanyarazi bya piezoelectric byinshi (d₃₃~8-10 pC/N, K²~0.5%) bifasha ibikoresho bya SAW/BAW bifite frequency yo hejuru hamwe n'igihombo cyo gushyiramo <1.5dB kuri filters za 5G RF

· Guhuza neza cyane hakoreshejwe ikoranabuhanga rigezweho bishyigikira imiterere ya filter ya bandwidth nini (≥5%) kuri porogaramu za sub-6GHz na mmWave

2. Imiterere y'Ishusho

· Gutanga urumuri rw'umuyoboro wa interineti (>70% by'itumanaho kuva kuri 400-5000nm) ku bayobora amashanyarazi bagera kuri bandwidth ya 40GHz

· Uburyo bukomeye bwo gupima nonlinear optical (χ⁽²⁾~30pm/V) bworohereza gukora neza kwa kabiri kwa harmonic (SHG) muri sisitemu ya laser.

3. Gutuza ibidukikije

· Ubushyuhe bwinshi bwa Curie (600°C) butuma habaho uburyo bwo gusubiza piezoelectric mu bidukikije by’imodoka (-40°C kugeza 150°C)

· Ubudakora neza bw'ibinyabutabire mu kurwanya aside/alkali (pH1-13) butuma habaho ubwizerwe mu gukoresha sensor mu nganda.

4. Ubushobozi bwo guhindura ibintu

· Ubwubatsi bw'icyerekezo: X-cut (51°), Y-cut (0°), Z-cut (36°) kugira ngo habeho ibisubizo bya piezoelectric byagenewe

· Amahitamo yo gukoresha imiti igabanya ubukana bw'ingufu: Mg-doped (ubudahangarwa bw'ingufu z'amaso), Zn-doped (d₃₃ yongerewe)

· Gutunganya ubuso: Gusukura Epitaxial-ready polishing (Ra<0.5nm), ITO/Au metallization

LiTaO₃ Wafers - Porogaramu z'ibanze

1. Module za RF Front-End

· Filters za 5G NR SAW (Umurongo n77/n79) zifite ingano y'ubushyuhe (TCF) <|-15ppm/°C|

· Resonateur za BAW za Ultra-wideband kuri WiFi 6E/7 (5.925-7.125GHz)

2. Fotoniki zihujwe

· Modulators za Mach-Zehnder zihuta cyane (>100Gbps) zo gutumanaho kw'amajwi bihuza neza

· Ibikoresho bipima infrared bya QWIP bifite uburebure bw'uburebure bushobora guhindurwa kuva kuri 3-14μm

3. Ibyuma by'ikoranabuhanga by'imodoka

· Ibyuma bipima imodoka bikoresha ikoranabuhanga rya Ultrasonic bifite umurongo ngenderwaho w'imikorere >200kHz

· Transducer za TPMS piezoelectric zigumana ubushyuhe buri hagati ya -40°C na 125°C

4. Sisitemu zo Kwirinda

· Imashini ziyungurura za EW zifite >60dB zitarakira neza

· Amadirishya yo gushakisha missile IR atanga imirasire ya MWIR ya 3-5μm

5. Ikoranabuhanga Rikiri Gushya

· Imashini zihindura imiterere ya optomechanical quantum zikoreshwa mu guhindura ikoranabuhanga rya microwave kuva kuri optique

· Imiterere ya PMUT yo gufata amashusho ya ultrasound mu buvuzi (>20MHz resolution)

LiTaO₃ Wafers - Serivisi za XKH

1. Imicungire y'Uruhererekane rw'Ibicuruzwa

· Gutunganya boule-to-wafer hamwe n'igihe cy'ibyumweru 4 cyo kwitegura ibipimo bisanzwe

· Umusaruro mwiza uhenze utanga inyungu ku giciro cya 10-15% ugereranije n'abanywanyi

2. Ibisubizo byihariye

· Uburyo bwo gupima icyerekezo: 36°±0.5° Y-cut kugira ngo SAW ikore neza

· Imiterere ya doped: MgO (5mol%) doping yo gukoresha mu ikoranabuhanga ry'amaso

Serivisi zo gutunganya ibyuma: Cr/Au (100/1000Å) electrode pattern

3. Inkunga ya tekiniki

· Imiterere y'ibikoresho: XRD rocking curves (FWHM<0.01°), AFM surface analysis

· Gukoresha igikoresho: Gushushanya FEM kugira ngo hakorwe neza imiterere ya SAW filter

Umwanzuro

Udupira twa LiTaO₃ dukomeje gutuma habaho iterambere mu ikoranabuhanga mu itumanaho rya RF, ikoranabuhanga rya fotoniki rihuriweho, n'ibikoresho bipima ibidukikije bikomeye. Ubuhanga bwa XKH mu bikoresho, ubuhanga mu gukora ibintu neza, n'ubufasha mu buhanga mu gukoresha porogaramu bifasha abakiriya guhangana n'ibibazo byo gushushanya muri sisitemu z'ikoranabuhanga zo mu gisekuru gitaha.